231321301067 has 2 divisors, whose sum is σ = 231321301068. Its totient is φ = 231321301066.

The previous prime is 231321301021. The next prime is 231321301147. The reversal of 231321301067 is 760103123132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231321301067 - 2²⁴ = 231304523851 is a prime.

It is not a weakly prime, because it can be changed into another prime (231321309067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115660650533 + 115660650534.

It is an arithmetic number, because the mean of its divisors is an integer number (115660650534).

Almost surely, 2^231321301067 is an apocalyptic number.

231321301067 is a deficient number, since it is larger than the sum of its proper divisors (1).

231321301067 is an equidigital number, since it uses as much as digits as its factorization.

231321301067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

Adding to 231321301067 its reverse (760103123132), we get a palindrome (991424424199).

The spelling of 231321301067 in words is "two hundred thirty-one billion, three hundred twenty-one million, three hundred one thousand, sixty-seven".